/*
 * Copyright (C) 2009 M. Hautle.
 * 
 * This file is part of TrackedBean.
 * 
 * TrackedBean is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any later version.
 * 
 * TrackedBean is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License along with TrackedBean. If not, see <http://www.gnu.org/licenses/>.
 */
package ch.trackedbean.validator.defaultValidators;

import java.util.*;
import ch.trackedbean.validator.*;
import ch.trackedbean.validator.internal.*;

/**
 * Validator for {@link Past}.<br>
 * 
 * @author M. Hautle
 */
public class PastValidator extends AbstractValidator {
    /**
     * {@inheritDoc}
     */
    @Override
    public void init(IPropertyValidatorConfiguration cfg) {
        error = new ErrorDescription(cfg.getString(Past.ATTR_MESSAGE, Past.DEFAULT_MESSAGE));
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected boolean isValid(Object value) {
        if (value == null)
            return true;
        if (value instanceof Date)
            return ((Date) value).getTime() < System.currentTimeMillis();
        if (value instanceof Calendar)
            return ((Calendar) value).getTimeInMillis() < System.currentTimeMillis();
        return false;
    }
}
